body{
    width: 450px;
    background-image: url(../images/dys.jpg);
    background-size: cover;
    background-repeat: no-repeat ;
    margin-left: 20%;
    margin-top: 100px;
    color: #ffffff;
}
h2,h3,h5{
    text-align:center;
}
p{
    font-size: 20px;
    text-indent: 2em;
    text-align: justify;
} 